1BC9	Exchange Factor	date	May 06, 1998
title	Cytohesin-1b2-1 Sec7 Domain, Nmr, Minimized Average Structu
authors	S.F.Betz, A.Schnuchel, H.Wang, E.T.Olejniczak, R.P.Meadows, S.W.F
compound		source
Molecule: Cytohesin-1 Chain: A Fragment: Sec7 Domain, Synonym: B2-1, Sec7 Homolog B2-1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Cell_line: Bl21 Organ: Spleen Gene: B2-1 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-20b Expression_system_gene: B2-1
method	Solution NMR
related structures	by homologous chain: 1PBV
Gene Ontology	Chain Function Process Component A
Primary reference	Solution structure of the cytohesin-1 (B2-1) Sec7 domain and its interaction with the GTPase ADP ribosylation factor 1., Betz SF, Schnuchel A, Wang H, Olejniczak ET, Meadows RP, Lipsky BP, Harris EA, Staunton DE, Fesik SW, Proc Natl Acad Sci U S A 1998 Jul 7;95(14):7909-14. PMID:9653114

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (65 Kb) [Save to disk] Biological Unit Coordinates (1bc9.pdb1.gz) 60 Kb CSU: Contacts of Structural Units for 1BC9 Retrieve 1BC9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1BC9 from S2C, [Save to disk]

View 1BC9 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1BC9

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1BC9, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1bc9__, region [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1bc9] [1bc9_A] SWISS-PROT database: [Q15438] Domain organization of [CYH1_HUMAN] by SWISSPFAM Domain found in 1BC9: [Sec7 ] by SMART

Other resources with information on 1BC9

Community annotation for 1BC9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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